Search

Yu-wen Chang

Examiner (ID: 3611)

Most Active Art Unit
2413
Art Unit(s)
2413
Total Applications
249
Issued Applications
142
Pending Applications
56
Abandoned Applications
51

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2378279 [patent_doc_number] => 04723739 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-09 [patent_title] => 'Synchronous rectification track circuit' [patent_app_type] => 1 [patent_app_number] => 6/755525 [patent_app_country] => US [patent_app_date] => 1985-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 5456 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/723/04723739.pdf [firstpage_image] =>[orig_patent_app_number] => 755525 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/755525
Synchronous rectification track circuit Jul 15, 1985 Issued
Array ( [id] => 2414953 [patent_doc_number] => 04738491 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-19 [patent_title] => 'Anti-lock brake device' [patent_app_type] => 1 [patent_app_number] => 6/754317 [patent_app_country] => US [patent_app_date] => 1985-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 5466 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/738/04738491.pdf [firstpage_image] =>[orig_patent_app_number] => 754317 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/754317
Anti-lock brake device Jul 11, 1985 Issued
Array ( [id] => 2378282 [patent_doc_number] => 04776643 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-10-11 [patent_title] => 'Method for feedback of malfunctions in brake systems, and brake system operating by this method' [patent_app_type] => 1 [patent_app_number] => 6/750551 [patent_app_country] => US [patent_app_date] => 1985-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4787 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 239 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/776/04776643.pdf [firstpage_image] =>[orig_patent_app_number] => 750551 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/750551
Method for feedback of malfunctions in brake systems, and brake system operating by this method Jun 30, 1985 Issued
Array ( [id] => 2520423 [patent_doc_number] => 04818978 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-04 [patent_title] => 'Position and image inputting unit' [patent_app_type] => 1 [patent_app_number] => 6/748470 [patent_app_country] => US [patent_app_date] => 1985-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 2706 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/818/04818978.pdf [firstpage_image] =>[orig_patent_app_number] => 748470 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/748470
Position and image inputting unit Jun 24, 1985 Issued
Array ( [id] => 2450326 [patent_doc_number] => 04740780 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-26 [patent_title] => 'Head-up display for automobile' [patent_app_type] => 1 [patent_app_number] => 6/747861 [patent_app_country] => US [patent_app_date] => 1985-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 13251 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 182 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/740/04740780.pdf [firstpage_image] =>[orig_patent_app_number] => 747861 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/747861
Head-up display for automobile Jun 23, 1985 Issued
06/747504 RAILROAD COMMUNICATION SYSTEM Jun 20, 1985 Abandoned
Array ( [id] => 2240919 [patent_doc_number] => 04605104 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-08-12 [patent_title] => 'Actuator device' [patent_app_type] => 1 [patent_app_number] => 6/745821 [patent_app_country] => US [patent_app_date] => 1985-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 4494 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 256 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/605/04605104.pdf [firstpage_image] =>[orig_patent_app_number] => 745821 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/745821
Actuator device Jun 16, 1985 Issued
Array ( [id] => 2294964 [patent_doc_number] => 04643488 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-02-17 [patent_title] => 'Hydraulic vehicle servo brake' [patent_app_type] => 1 [patent_app_number] => 6/744499 [patent_app_country] => US [patent_app_date] => 1985-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2835 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 376 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/643/04643488.pdf [firstpage_image] =>[orig_patent_app_number] => 744499 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/744499
Hydraulic vehicle servo brake Jun 12, 1985 Issued
06/744320 VEHICLE AIR BRAKE SYSTEM WITH PRESSURE SEPARATING BRAKE HOUSING Jun 12, 1985 Abandoned
Array ( [id] => 2339282 [patent_doc_number] => 04640557 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-02-03 [patent_title] => 'Anti-skid device for motor vehicles' [patent_app_type] => 1 [patent_app_number] => 6/744455 [patent_app_country] => US [patent_app_date] => 1985-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1969 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 457 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/640/04640557.pdf [firstpage_image] =>[orig_patent_app_number] => 744455 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/744455
Anti-skid device for motor vehicles Jun 12, 1985 Issued
Array ( [id] => 2279494 [patent_doc_number] => 04603921 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-08-05 [patent_title] => 'Brake proportioning system' [patent_app_type] => 1 [patent_app_number] => 6/741646 [patent_app_country] => US [patent_app_date] => 1985-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2738 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/603/04603921.pdf [firstpage_image] =>[orig_patent_app_number] => 741646 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/741646
Brake proportioning system Jun 5, 1985 Issued
Array ( [id] => 2355280 [patent_doc_number] => 04657314 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-04-14 [patent_title] => 'Apparatus and method of controlling braking of an automotive vehicle, operating in a curved path' [patent_app_type] => 1 [patent_app_number] => 6/742211 [patent_app_country] => US [patent_app_date] => 1985-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2364 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/657/04657314.pdf [firstpage_image] =>[orig_patent_app_number] => 742211 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/742211
Apparatus and method of controlling braking of an automotive vehicle, operating in a curved path Jun 5, 1985 Issued
Array ( [id] => 2309785 [patent_doc_number] => 04685746 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-08-11 [patent_title] => 'Anti-skid brake control system for automotive brake system with extrapolation of wheel acceleration' [patent_app_type] => 1 [patent_app_number] => 6/741465 [patent_app_country] => US [patent_app_date] => 1985-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 33 [patent_no_of_words] => 21851 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/685/04685746.pdf [firstpage_image] =>[orig_patent_app_number] => 741465 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/741465
Anti-skid brake control system for automotive brake system with extrapolation of wheel acceleration Jun 4, 1985 Issued
Array ( [id] => 2414973 [patent_doc_number] => 04738492 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-19 [patent_title] => 'Anti-skid brake control system with a feature for deriving target wheel speed' [patent_app_type] => 1 [patent_app_number] => 6/741466 [patent_app_country] => US [patent_app_date] => 1985-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 23 [patent_no_of_words] => 18251 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/738/04738492.pdf [firstpage_image] =>[orig_patent_app_number] => 741466 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/741466
Anti-skid brake control system with a feature for deriving target wheel speed Jun 4, 1985 Issued
06/740648 CALIPER BRAKE FOR MOUNTAIN BICYCLES HAVING WIDE TIRES Jun 2, 1985 Abandoned
Array ( [id] => 2765713 [patent_doc_number] => 05059959 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-22 [patent_title] => 'Cursor positioning method and apparatus' [patent_app_type] => 1 [patent_app_number] => 6/740641 [patent_app_country] => US [patent_app_date] => 1985-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4369 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/059/05059959.pdf [firstpage_image] =>[orig_patent_app_number] => 740641 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/740641
Cursor positioning method and apparatus Jun 2, 1985 Issued
Array ( [id] => 2330204 [patent_doc_number] => 04668022 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-05-26 [patent_title] => 'Anti-lock braking system' [patent_app_type] => 1 [patent_app_number] => 6/739267 [patent_app_country] => US [patent_app_date] => 1985-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5982 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/668/04668022.pdf [firstpage_image] =>[orig_patent_app_number] => 739267 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/739267
Anti-lock braking system May 28, 1985 Issued
Array ( [id] => 2270941 [patent_doc_number] => 04610483 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-09-09 [patent_title] => 'Vehicle brake system' [patent_app_type] => 1 [patent_app_number] => 6/736121 [patent_app_country] => US [patent_app_date] => 1985-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3115 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/610/04610483.pdf [firstpage_image] =>[orig_patent_app_number] => 736121 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/736121
Vehicle brake system May 19, 1985 Issued
Array ( [id] => 2319013 [patent_doc_number] => 04633980 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-01-06 [patent_title] => 'Rotary motion damping means' [patent_app_type] => 1 [patent_app_number] => 6/733627 [patent_app_country] => US [patent_app_date] => 1985-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 4246 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/633/04633980.pdf [firstpage_image] =>[orig_patent_app_number] => 733627 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/733627
Rotary motion damping means May 12, 1985 Issued
06/733706 BRAKE SYSTEM FOR AUTOMOTIVE VEHICLES May 12, 1985 Abandoned
Menu